The Weistec Engineering Billet Oil Filter Cap for the M157 and M278 BiTurbo engines is designed as a direct replacement for the plastic OEM cap.
The Billet Oil Filter Cap is installed in the exact same manner as the OEM cap, using the same O-Ring that comes supplied with new oil filters.
Key Features:
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CNC machined 6061 aluminum
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Anodized Red or Black
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Direct replacement/bolt in for M157 and M278 Biturbo engines
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Utilizes factory O-Ring